// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_SOCKET_UTILS_H_
#define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_SOCKET_UTILS_H_

#include <memory>

#include "build/build_config.h"
#include "content/public/common/socket_permission_request.h"
#include "ppapi/c/pp_stdint.h"

#if defined(OS_CHROMEOS)
#include "base/callback_forward.h"
#include "net/base/ip_endpoint.h"
#endif // defined(OS_CHROMEOS)

struct PP_NetAddress_Private;

#if defined(OS_CHROMEOS)
namespace chromeos {
class FirewallHole;
}
#endif // defined(OS_CHROMEOS)

namespace net {
class X509Certificate;
}

namespace ppapi {
class PPB_X509Certificate_Fields;
}

namespace content {

namespace pepper_socket_utils {

    SocketPermissionRequest CreateSocketPermissionRequest(
        SocketPermissionRequest::OperationType type,
        const PP_NetAddress_Private& net_addr);

    // Returns true if the socket operation specified by |params| is allowed.
    // If |params| is NULL, this method checks the basic "socket" permission, which
    // is for those operations that don't require a specific socket permission rule.
    bool CanUseSocketAPIs(bool external_plugin,
        bool private_api,
        const SocketPermissionRequest* params,
        int render_process_id,
        int render_frame_id);

    // Extracts the certificate field data from a net::X509Certificate into
    // PPB_X509Certificate_Fields.
    bool GetCertificateFields(const net::X509Certificate& cert,
        ppapi::PPB_X509Certificate_Fields* fields);

    // Extracts the certificate field data from the DER representation of a
    // certificate into PPB_X509Certificate_Fields.
    bool GetCertificateFields(const char* der,
        uint32_t length,
        ppapi::PPB_X509Certificate_Fields* fields);

#if defined(OS_CHROMEOS)
    typedef base::Callback<void(std::unique_ptr<chromeos::FirewallHole>)>
        FirewallHoleOpenCallback;

    // Returns true if the open operation is in progress.
    void OpenTCPFirewallHole(const net::IPEndPoint& address,
        FirewallHoleOpenCallback callback);

    void OpenUDPFirewallHole(const net::IPEndPoint& address,
        FirewallHoleOpenCallback callback);
#endif // defined(OS_CHROMEOS)

} // namespace pepper_socket_utils

} // namespace content

#endif // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_SOCKET_UTILS_H_
